GTA IV Xbox 360 Modding Tools General Modding Programs Xbox Image Browser Used to replace files within the GTA IV ISO. Virus Scan Download ABGX360 Used to verify the ISO is safe for Xbox Live and makes sure it's not corrupt. I am trying to mod GTA 4 TBOGT (XBOX 360) and the tutorial I am watching the ISO download link doesn't work and I was wondering if anyone.